JPH05139248A - Burglary preventing device for vehicle - Google Patents

Abstract

PURPOSE:To prevent burglary by detecting-transmitting the physical change of an automobile so as to be received by a receiving means, and displaying on the basis of the received result, thereby enabling a driver to see this display and grasp the state of the automobile. CONSTITUTION:A vehicular transceiver 1 mounted to an automobile is provided with a door switch 8, a shock sensor 9, an inclination sensor 10 and a human body sensor 11 for respectively detecting the opening/closing of a door, the breaking of glass, the lifting of a vehicle body, the entry of a person into the vehicle interior, and the like. When these sensors detect some change, these detection signals are inputted into a robbery preventing system control part 7, and the data indicating the change is supplied to a control part 6 from the control part 7. This data is outputted into the air from a transmitting part 5. The transmitted data is decoded by the control part 22 of a driver's transceiver kept at hand by a driver and supplied to an LCD driver 21. Then a picture showing the change of the vehicle is displayed on an LCD 19, so that the driver can see this and grasp the changed state of the vehicle to prevent burglary.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vehicle antitheft device suitable for use in an automobile equipped with an antitheft device.

[0002]

2. Description of the Related Art Conventionally, vehicle antitheft devices have been developed to prevent theft of automobiles. This type of device is generally configured to include a sensor that detects a theft situation, and an alarm device and a threatening device that sound an alarm device based on the output of the sensor.

In addition to the above structure, a transmitter / receiver for notifying the driver of theft may be provided to the driver away from the automobile. In this case, the transmitter is mounted on the automobile and the driver carries the receiver. Then, when a signal indicating theft is transmitted from the transmitter, the signal is received by the receiver and an alarm is generated.

[0004]

However, the above-mentioned conventional vehicle antitheft device has a problem that only an alarm sounds and detailed theft information cannot be grasped.

Therefore, an object of the present invention is to provide a vehicle antitheft device capable of grasping detailed theft information.

[0006]

In order to achieve the above object, a vehicle antitheft device according to a first aspect of the present invention provides a detecting means for detecting a physical change of an automobile and an output of the detecting means to a hollow. Transmitting means, a receiving means provided separately from the automobile for receiving the output of the transmitting means, and a display means for performing a display for specifying the detection target based on the output of the detecting means output from the receiving means. And is provided.

The vehicle anti-theft device according to claim 2 is a vehicle anti-theft device for detecting physical changes in an automobile, and for outputting an output of the detector to the hollow and receiving a command transmitted. Transmitting / receiving means, setting means for setting the vehicle in an inoperable state based on the command received by the transmitting / receiving means for the vehicle, and a command provided in a body separate from the vehicle for outputting the command to the hollow and for the vehicle A transmission / reception means for the driver which receives the output of the transmission / reception means, and a display means for performing a display for specifying the detection target based on the output of the detection means output from the reception / transmission means for the driver It is characterized by having.

According to another aspect of the vehicle antitheft device of the present invention, door lock control means for turning on / off the door of the automobile, seat control means for controlling the seat of the automobile, or steering of the automobile is locked. It is characterized by further comprising setting means for controlling the steering control means.

[0009]

In the vehicle antitheft device according to the first aspect, when a physical change in the automobile (for example, the door is opened) is detected, the detection result is transmitted and the antitheft device is provided separately from the automobile. It is received by the receiving means. Then, a display (for example, a door display) for identifying the detection target is performed based on the reception result. Therefore, it is possible to understand what kind of situation the automobile is in by looking at the display.

In the antitheft device for a vehicle according to claim 2,
The driver transmission / reception means transmits the detection result of the physical change of the vehicle, and the vehicle transmission / reception means receives the detection result. Then, the display for identifying the detection target is performed based on the reception result. Further, when a command for setting the vehicle in an inoperable state is transmitted from the driver transmitting / receiving means, this is received by the vehicle transmitting / receiving means. Then, the vehicle is set in the inoperable state according to the received command. Therefore, it is possible to grasp the condition of the automobile by looking at the display and set the automobile in the inoperable state.

In the vehicle antitheft device according to claim 3,
As the inoperable state of the automobile, the door is locked when the door is locked, each part of the seat moves to an unseated state when each part of the seat is operated, and the steering is locked when the steering is locked.

[0012]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below with reference to the drawings. FIG. 1 is a schematic view showing a vehicle antitheft device according to the present invention. In this figure, 1 is a vehicle keyless transceiver (hereinafter referred to as a vehicle transceiver) mounted on a vehicle 2, and 3 is a driver keyless transceiver (hereinafter referred to as a driver transceiver).

The vehicle transceiver 1 receives the outputs of various theft detection sensors provided in the vehicle 2, and based on the results, transmits the theft information on a carrier wave of a predetermined frequency and a driver. It has a function of receiving a door lock / door unlock signal transmitted from the transmitter / receiver 3 and setting the door to a locked or unlocked state based on the result.

FIG. 2 is a block diagram showing the configuration of the vehicle transceiver 1. In this figure, 5 is a transmission / reception unit, and 6 is a control unit for controlling each unit of the apparatus. The control unit 6 includes a CPU (Central Processing Unit), a ROM (Read Only Memory) and a RAM (Random Access Memory) not shown.
Is configured. A program for controlling the CPU is written in the ROM.

Reference numeral 7 denotes a theft prevention system control unit, which inputs the output of a sensor or the like provided in each unit of the automobile 2, generates a predetermined code based on the result, and outputs the code. As sensors and the like, a door switch 8, a shock sensor 9, an inclination sensor 10 and a human body sensor 11 are provided as shown in the figure. The door switch 8 detects whether the door is open or closed, and is closed when the door is closed. The shock sensor 9 detects breakage of the window glass. The inclination sensor 10 detects the inclination of the vehicle body. The human body sensor 11 detects a human by utilizing a change in electrostatic capacity or the like.

Reference numeral 12 is a door lock control unit, which is a control unit 6
The door lock and unlock signals output from the terminal are input, and the door is locked or unlocked based on the signals.

Returning to FIG. 1, the driver transceiver 3 is formed in a substantially elliptical shape that is small enough to be placed on the palm. Then, as shown in the drawing, four push button switches 15 to 18 are provided on the surface and a liquid crystal display (hereinafter, LCD).
19 are provided, and as shown in the block diagram of FIG. 3, an electronic buzzer 20, an LCD driver 21,
A control unit 22 and a transmission / reception unit 23 are provided.

The push button switch 15 is a lock switch for locking the door, the push button switch 16 is an unlock switch for unlocking the door, and the push button switch 17 is provided.
Is a security switch for setting the anti-theft mode, and the push button switch 18 is a release switch for canceling the anti-theft mode.

In FIG. 3, the control unit 22 has a C (not shown).
It is configured to have a PU, a ROM, a RAM, etc., inputs the outputs of the push button switches 15 to 18, and generates a transmission code corresponding to the input switch. Then, the generated transmission code is supplied to the LCD driver 21 and the transmission / reception unit 23. In addition, the electronic buzzer 20 sounds for a moment immediately after the transmission code is generated.

Further, the control unit 22 inputs the reception code output from the transmission / reception unit 23, decodes the reception code, and supplies the dot data for performing a predetermined display to the LCD driver 21. The dot data is written in the ROM in advance.

Here, FIG. 4 shows an example of a display based on various dot data output from the control unit 22. In this figure, (a) is a display indicating that a warning state has been entered, and (b) is a display indicating that the door has been opened. Further, (c) is a display indicating that the window glass has been destroyed, and (d) is a display indicating that the vehicle body has been lifted. Also, (e) is a display indicating that a person has entered the vehicle.

Next, the operation of the vehicle antitheft device having the above structure will be described with reference to the flow charts shown in FIGS. In this case, the flowcharts of FIGS. 5 and 6 show the operation in the anti-theft mode.
The flowchart of 8 shows the operation in the door lock mode. Hereinafter, description will be made in the order of the figure numbers.

(1) [When getting off in anti-theft mode] When the driver gets off the vehicle, closes the door, and presses the security switch 18 of the transceiver 3 for the driver, the control unit 22 sends a message corresponding to the security switch. A code is generated and supplied to the transmitting / receiving unit 23. As a result, the same code is put on a carrier wave of a predetermined frequency and output to the hollow.

A transmission code is transmitted from the transmission / reception unit 23,
When this code is received by the vehicular transceiver 1, the control section 6 of the vehicular transceiver 1 deciphers this code, determines that it is in a warning state, operates the door lock control section 12, and at the same time controls the anti-theft system control section 7 To operate. As a result, the door lock control unit 12 locks the door. Door lock control unit 1
After the door is locked, 2 supplies a signal indicating the completion of operation to the control unit 6. As a result, the control unit 6 causes the door lock control unit 1
Assuming that 2 operates normally, the operation signal is transmitted and received by the transmitter / receiver unit 5.
And output to the hollow. Further, the anti-theft system control unit 7 monitors the outputs from the sensors 8 to 11 (steps S1 to S3).

When the control unit 22 receives the actuation signal received by the transmission / reception unit 23 and output from the transmission / reception unit 23, the control unit 22 supplies the dot data corresponding to the transmission code to the LCD driver 21. When the dot data is supplied to the LCD driver 21, the display shown in FIG. This display indicates that the alert state has been entered. Next, the control unit 22 supplies the dot data corresponding to the above transmission code to the LCD driver 21, and then causes the electronic buzzer 20 to ring for a moment (the above step S4).

Next, when the door is opened, this is detected by the door switch 8, and this detection signal is input to the antitheft system control unit 7. Then, the control section 7 supplies the control section 6 with data indicating that the door has been opened. The control unit 6 supplies this data to the transmission / reception unit 5 and outputs it to the hollow.

When the above data is transmitted, it is received by the driver transceiver 3, the control unit 22 of the same 3 decodes this data, and the dot data corresponding to the fact that the door is opened is displayed on the LCD driver. 21. As a result, the picture shown in FIG. 4B is displayed on the LCD 19. The driver sees this display and recognizes that the door has been opened (steps S4 and S5).

On the other hand, when the window glass (not shown) is destroyed, the destruction is detected by the shock sensor 9, and the detection signal is input to the antitheft system control unit 7. And
Data indicating the destruction of the window glass is sent from the control unit 7 to the control unit 6.
Is supplied to. The control unit 6 supplies this data to the transmission / reception unit 5 and outputs it to the hollow.

When the above data is transmitted, it is received by the driver transceiver 3, the control section 22 of the same machine 3 decodes this data, and the dot data corresponding to the destruction of the window glass is sent to the LCD driver 21. Supply. This makes LC
The picture shown in FIG. 4C is displayed at D19. The driver sees this display and recognizes that the window glass has been destroyed (steps S6 and S7).

When the vehicle is lifted, it is detected by the tilt sensor 10 and a detection signal is input to the antitheft system control unit 7. Then, the control unit 7 supplies the control unit 6 with data indicating that the vehicle has been lifted. The control unit 6 supplies this data to the transmission / reception unit 5 and outputs it to the hollow.

When the above data is transmitted, it is received by the driver transceiver 3, the control unit 22 of the same 3 decodes this data, and the dot data corresponding to the fact that the automobile is lifted up is displayed on the LCD driver. 21. As a result, the picture shown in FIG. 4D is displayed on the LCD 19.
The driver sees this display and recognizes that the vehicle has been lifted (steps S8 and S9).

When a person intrudes into the automobile, this is detected by the human body sensor 11, and a detection signal is input to the antitheft system control unit 7. Then, the control unit 7 supplies the control unit 6 with data indicating that a person has entered the vehicle. The control unit 6 supplies this data to the transmission / reception unit 5 and outputs it to the hollow.

When the above-mentioned data is transmitted, it is received by the driver transceiver 3, the control unit 22 of the same machine 3 decodes this data, and the dot data corresponding to the person invading the vehicle is displayed on the LCD. Supply to the driver 21. As a result, the picture shown in FIG. 4 (e) is displayed on the LCD 19. The driver sees this display and recognizes that a person has entered the vehicle (steps S10 and 11 above). With the above, the processing in the case of getting off in the anti-theft mode is completed.

(2) [When riding in the anti-theft mode] When the driver presses the release switch 17 of the driver transceiver 3, the control unit 22 generates a transmission code corresponding to the release switch 17 when riding. , To the transmitter / receiver 23. As a result, the same code is put on a carrier wave of a predetermined frequency and output to the hollow.

The transmission code is transmitted from the transmission / reception unit 23,
When this code is received by the vehicular transceiver 1, the control unit 6 of the same machine 1 decodes this code, determines the cancellation of the warning, stops the operation of the anti-theft system control unit 7, and controls the door lock. The part 12 is operated. In this case, the door lock control unit 12 releases the door lock. And
After releasing the door lock, a signal indicating the completion of the operation is supplied to the control unit 6. As a result, the control unit 6 determines that the door lock control unit 12 has normally operated, and supplies the release signal to the transmission / reception unit 5 and outputs the release signal to the hollow (step S20 above).
~ 22).

When the control unit 22 receives the release signal received by the transmitting / receiving unit 23 and output from the transmitting / receiving unit 23, the control unit 22 erases the display shown in FIG. Next, the control unit 22 sounds the electronic buzzer 20 for a moment (step S23). With the above, the processing for the case of boarding in the anti-theft mode ends.

(3) [When getting off in the door lock mode]
When the driver presses the lock switch 15 of the driver transceiver 3 after getting off the vehicle, the control unit 22 generates a transmission code corresponding to the lock switch 15 and supplies the transmission code to the transmission / reception unit 23. As a result, the same code is put on a carrier wave of a predetermined frequency and output to the hollow.

A transmission code is transmitted from the transmission / reception unit 23,
When this code is received by the vehicular transceiver 1, the control section 6 of the vehicular transceiver 1 decodes this code, judges the door lock, and operates the door lock control section 12. This allows
The door lock control unit 12 locks the door. Then, the door lock control unit 12 supplies the control unit 6 with a signal indicating the completion of the operation after locking the door. As a result, the control unit 6 determines that the door lock control unit 12 has normally operated and supplies an operation signal to the transmission / reception unit 5 and outputs it to the hollow (steps S30 and S31).

When the control unit 22 receives the operation signal received by the transmission / reception unit 23 and output from the transmission / reception unit 23, the control unit 22 displays an indication that the door is locked. Next, the control unit 22 sounds the electronic buzzer 20 for a moment (step S3).
2). With the above, the processing in the case of getting off in the door lock mode ends.

(4) [When riding in anti-theft mode] When the driver gets on the vehicle and presses the unlock switch 16 of the transceiver 3 for the driver, the control section 22 sends a transmission code corresponding to the unlock switch 16. It is generated and supplied to the transmitting / receiving unit 23. As a result, the same code is put on a carrier wave of a predetermined frequency and output to the hollow.

The transmission code is transmitted from the transmission / reception unit 23,
When this code is received by the vehicular transceiver 1, the control section 6 of the vehicular transceiver 1 decodes this code, judges unlocking, and operates the door lock control section 12. This allows
The door lock control unit 12 releases the door lock. After the door lock control unit 12 unlocks the door,
A signal indicating the completion of the operation is supplied to the control unit 6. As a result, the control unit 6 determines that the door lock control unit 12 has normally operated, supplies an operation signal to the transmission / reception unit 5, and outputs it to the hollow (steps S40 and S41).

When the control unit 22 receives the operation signal received by the transmission / reception unit 23 and output from the transmission / reception unit 23, the control unit 22 displays an indication that the door lock is released. Next, the control unit 22 sounds the electronic buzzer 20 for a moment (step S4).
2). With the above, the processing in the case of boarding in the door lock mode ends.

In the above embodiment, only the locking and unlocking of the door is performed as a positive antitheft measure, but it is also possible to further move each part of the seat to make it unseated. The steering may be locked and unlocked. In this case, when the seat is moved, a command indicating the finger is supplied to the seat control unit (not shown), and when the steering is locked and unlocked, the steering control unit (not shown).
To supply a command indicating the finger to. Further, in the above embodiment, the transmitting and receiving means is provided on both the automobile side and the driver side, but if the purpose is merely to grasp the theft information, the output of each detection sensor is transmitted to the automobile side. The transmitting means is only required, and the driver side only needs the receiving means.

[0044]

According to the present invention, it is possible for the driver to grasp what kind of situation the automobile is in by looking at the display of the device he has.

[0045]

[Brief description of drawings]

FIG. 1 is a diagram showing a vehicle antitheft device according to an embodiment of the present invention.

FIG. 2 is a block diagram showing a configuration of a vehicle keyless transceiver of the same embodiment.

FIG. 3 is a block diagram showing a configuration of a portable keyless transceiver of the same embodiment.

FIG. 4 is a diagram showing an example of a display according to the embodiment.

FIG. 5 is a flowchart for explaining the operation of the embodiment.

FIG. 6 is a flowchart for explaining the operation of the embodiment.

FIG. 7 is a flowchart for explaining the operation of the embodiment.

FIG. 8 is a flowchart for explaining the operation of the embodiment.

[Explanation of symbols]

1 vehicle keyless transceiver 2 automobile 3 driver keyless transceiver 5,23 transceiver section 6,22 control section (5 and 6 are vehicle transceiver means and transmitter means, 22 and 23 are driver transceiver means and receiver means) ) 7 Anti-theft system control section 8 Door switch 9 Shock sensor 10 Inclination sensor 11 Human body sensor (8 to 11 is detection means) 12 Door lock control section (door lock control means) 15 Lock switch 16 Unlock switch 17 Release switch 18 Security Switch 19 LCD 20 Electronic buzzer 21 LCD driver (19 and 21 are display means)

Claims (3)

[Claims] 1. A detecting means for detecting a physical change of an automobile, a transmitting means for outputting the output of the detecting means to the hollow, and a receiving means provided separately from the automobile for receiving the output of the transmitting means. A vehicle antitheft device, comprising: a display unit for displaying a display to specify a detection target based on an output of the detection unit output from the reception unit. 2. A detecting means for detecting a physical change of an automobile, an automobile transmitting / receiving means for outputting an output of the detecting means to the hollow and receiving a transmitted instruction, and a receiving means for the automobile. Setting means for setting the vehicle in an inoperable state based on the command, and driver transmission / reception means provided separately from the vehicle for outputting the command to the hollow and receiving the output of the transmission / reception means for the vehicle. And an antitheft device for a vehicle, comprising: a display unit for displaying a signal to be detected based on an output of the detection unit output from the transmission / reception unit for the driver. .. 3. The setting means controls a door lock control means for turning on / off a door of the automobile, a seat control means for controlling a seat of the automobile, or a steering control means for locking a steering of the automobile. The antitheft device for a vehicle according to claim 2, wherein